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/* Copyright 1992 NEC Corporation, Tokyo, Japan.
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of NEC
* Corporation not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. NEC Corporation makes no representations about the
* suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* NEC CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL NEC CORPORATION BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTUOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef lint
static char rcsid[]="@(#) 112.1 $Id: forcpp.c,v 1.2 2003/02/01 19:34:21 aida_s Exp $";
#endif
/*
* forcpp.c /lib/cpp ̤8ӥåȥɤݸ
* forcpp -7 < [in-file-name] > [out-file-name]
* -7
* -8
*/
#include <stdio.h>
#include <signal.h>
#include <ctype.h>
#if defined(__STDC__) || defined(SVR4)
#include <locale.h>
#endif
#include "ccompat.h"
#ifdef SVR4
extern char *gettxt();
#else
#define gettxt(x,y) (y)
#endif
char *hd = "0123456789abcdef";
/* #define ESC '@'*/
#define ESC 033
int
e2j()
{
unsigned c;
int kin = 0;
while ( (c = getchar()) != EOF ) {
if ( c & 0x80 ) {
if ( !kin ) {
putchar(ESC);
kin = 1;
};
putchar(hd[c>>4]);
putchar(hd[c&15]);
}
else {
if ( kin ) {
putchar(ESC);
kin = 0;
};
putchar(c);
};
};
}
int
j2e()
{
unsigned c;
int kin = 0;
while ( (c = getchar()) != EOF ) {
if ( c == ESC ) {
kin = 1 - kin;
}
else {
if ( kin ) {
char s[3];
s[0] = c;
s[1] = getchar();
s[2] = 0;
sscanf(s, "%x", &c);
}
putchar(c);
};
};
}
void catch(sig)
int sig;
{
fprintf(stderr, gettxt("cannacmd:18", "Dictionary format error.\n"));
exit(1);
}
int
main(n, args)
int n;
char *args[];
{
(void)signal(SIGSEGV, catch);
#ifdef SIGBUS
(void)signal(SIGBUS, catch);
#endif
#if defined(__STDC__) || defined(SVR4)
(void)setlocale(LC_ALL,"");
#endif
#ifdef __EMX__
_fsetmode(stdout, "b");
#endif
if( n == 1 ) { /* ޥ̾λ */
fprintf(stderr, gettxt("cannacmd:19", "Usage: forcpp -7 < [file],\n forcpp -8 < [file]\n"));
exit( -1 );
}
if( !strcmp(args[1], "-7"))
e2j();
else if( !strcmp(args[1], "-8"))
j2e();
else
fprintf(stderr, gettxt("cannacmd:20", "Usage: forcpp -7 < [file],\n forcpp -8 < [file]\n"));
exit(0);
}
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